v2.4.0.6
Litigation, Environmental and Other Contingencies Other Contingencies (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2013
El Paso Corporation [Member]
 
Loss Contingencies [Line Items]  
Indemnification Of Debt $ 470
Kinder Morgan Energy Partners, L.P. [Member]
 
Loss Contingencies [Line Items]  
Indemnification Of Debt 5,900
TGP and EPNG and El Paso Midstream drop down transactions [Member]
 
Loss Contingencies [Line Items]  
Indemnification Of Debt 5,200
Elba Liquification Company LLC [Member] | El Paso Pipeline Partners, L.P. [Member]
 
Loss Contingencies [Line Items]  
Equity Method Investment, Ownership Percentage 51.00%
Share of capital expenditires $ 510